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Disasterina

From Wikipedia, the free encyclopedia

Disasterina
Disasterina abnormalis
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Echinodermata
Class: Asteroidea
Order: Valvatida
Family: Asterinidae
Genus: Disasterina
Perrier, 1875
Type species
Disasterina abnormalis
Perrier, 1875
Species

6 species (see text)

Synonyms[1]
  • Habroporina H.L. Clark, 1921
  • Manasterina H.L. Clark, 1938

Disasterina is a genus of sea stars of the family Asterinidae.[1][2] The genus occurs in the Indian and western Pacific Oceans.[2][3]

Description and characteristics

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Drawing of two sea stars
Disasterina longispina, dorsal and ventral view.

Disasterina are sea stars with five or rarely six rays (arms). The rays have wide bases and are well-defined. The body is thin. Disasterina range from small (D. spinosa: radius 14 mm (0.55 in)) to medium in size (D. abnormalis: radius 38 mm (1.5 in). Reproduction through fissiparity is not known to occur. D. longispina might have pedicellariae.[3]

Species

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There are six recognized species:[1]

References

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  1. ^ a b c Mah CL, ed. (2024). "Disasterina Perrier, 1875". World Asteroidea database. World Register of Marine Species. Retrieved 25 January 2024.
  2. ^ a b "Disasterina Perrier, 1875". Global Biodiversity Information Facility. Retrieved 25 January 2024.
  3. ^ a b O'Loughlin, P. Mark & Waters, Jonathan M. (2004). "A molecular and morphological revision of genera of Asterinidae (Echinodermata: Asteroidea)". Memoirs of Museum Victoria. 61 (1): 1–40. doi:10.24199/j.mmv.2004.61.1.